127112720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:253

約数の個数: 160

約数和(自身を含む): 359976960

約数和(自身を除く): 232864240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 71, 80, 92, 112, 115, 139, 140, 142, 161, 184, 230, 278, 280, 284, 322, 355, 368, 460, 497, 556, 560, 568, 644, 695, 710, 805, 920, 973, 994, 1112, 1136, 1288, 1390, 1420, 1610, 1633, 1840, 1946, 1988, 2224, 2485, 2576, 2780, 2840, 3197, 3220, 3266, 3892, 3976, 4865, 4970, 5560, 5680, 6394, 6440, 6532, 7784, 7952, 8165, 9730, 9869, 9940, 11120, 11431, 12788, 12880, 13064, 15568, 15985, 16330, 19460, 19738, 19880, 22379, 22862, 25576, 26128, 31970, 32660, 38920, 39476, 39760, 44758, 45724, 49345, 51152, 57155, 63940, 65320, 69083, 77840, 78952, 89516, 91448, 98690, 111895, 114310, 127880, 130640, 138166, 157904, 179032, 182896, 197380, 223790, 226987, 228620, 255760, 276332, 345415, 358064, 394760, 447580, 453974, 457240, 552664, 690830, 789520, 895160, 907948, 914480, 1105328, 1134935, 1381660, 1588909, 1790320, 1815896, 2269870, 2763320, 3177818, 3631792, 4539740, 5526640, 6355636, 7944545, 9079480, 12711272, 15889090, 18158960, 25422544, 31778180, 63556360, 127112720]

約数ペア:

[(1, 127112720), (2, 63556360), (4, 31778180), (5, 25422544), (7, 18158960), (8, 15889090), (10, 12711272), (14, 9079480), (16, 7944545), (20, 6355636), (23, 5526640), (28, 4539740), (35, 3631792), (40, 3177818), (46, 2763320), (56, 2269870), (70, 1815896), (71, 1790320), (80, 1588909), (92, 1381660), (112, 1134935), (115, 1105328), (139, 914480), (140, 907948), (142, 895160), (161, 789520), (184, 690830), (230, 552664), (278, 457240), (280, 453974), (284, 447580), (322, 394760), (355, 358064), (368, 345415), (460, 276332), (497, 255760), (556, 228620), (560, 226987), (568, 223790), (644, 197380), (695, 182896), (710, 179032), (805, 157904), (920, 138166), (973, 130640), (994, 127880), (1112, 114310), (1136, 111895), (1288, 98690), (1390, 91448), (1420, 89516), (1610, 78952), (1633, 77840), (1840, 69083), (1946, 65320), (1988, 63940), (2224, 57155), (2485, 51152), (2576, 49345), (2780, 45724), (2840, 44758), (3197, 39760), (3220, 39476), (3266, 38920), (3892, 32660), (3976, 31970), (4865, 26128), (4970, 25576), (5560, 22862), (5680, 22379), (6394, 19880), (6440, 19738), (6532, 19460), (7784, 16330), (7952, 15985), (8165, 15568), (9730, 13064), (9869, 12880), (9940, 12788), (11120, 11431)]